Finding the Fourth Proportional to 165,490.92, 228,418.26 and 93,914.07
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Solution
The fourth proportional to 165,490.92, 228,418.26 and 93,914.07 is: 129,624.56
Step by Step Solution
- Step 1: Write the proportion equation
165,490.92 : 228,418.26 = 93,914.07 : x - Step 2: Convert to fraction form
165,490.92/228,418.26 = 93,914.07/x - Step 3: Cross multiply
165,490.92x = 228,418.26 × 93,914.07 - Step 4: Simplify right side
165,490.92x = 21,451,688,458.92 - Step 5: Solve for x
x = 21,451,688,458.92/165,490.92 - Step 6: Final answer
x = 129,624.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.